Question

use the net to find the surface area of the cylinder

Answer 1

area of a circle is πr^2=πd^2/4

area of a rectangle is the product of it side lengths

one of the sides of the rectangle is the height , the other is the circumference of the circle

Answer 2

the circumference of a circle is 2πr=πd

Answer 3

so which formula do i use

Answer 4

@UnkleRhaukus 2π4=π9

Answer 5

?

Answer 6

i plugged in the radius and diameter

Answer 7

@UnkleRhaukus

Answer 8

help